7How to Plant a Fragrance Garden; learn to select the proper plants, flowers and herbs to create the fragrant atmosphere you desire; 2 p.m.; Walnut St. West Branch, 40th and Walnut St. (Philadelphia Library).

Deadlines: The deadline for the weekly Update is every Monday, for the following Tuesday’s issue. The deadline for the May AT PENN calendar is Tuesday, April 10. The deadline for the Summer AT PENN is May 8. For information see www.upenn.edu/almanac/calendar/caldead-real.html.